Home / 7,500.61-11,250.91-2,235.49

Finding the Fourth Proportional to 7,500.61, 11,250.91 and 2,235.49

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Solution

The fourth proportional to 7,500.61, 11,250.91 and 2,235.49 is: 3,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.61 : 11,250.91 = 2,235.49 : x
  2. Step 2: Convert to fraction form
    7,500.61/11,250.91 = 2,235.49/x
  3. Step 3: Cross multiply
    7,500.61x = 11,250.91 × 2,235.49
  4. Step 4: Simplify right side
    7,500.61x = 25,151,254.56
  5. Step 5: Solve for x
    x = 25,151,254.56/7,500.61
  6. Step 6: Final answer
    x = 3,353.23

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.